{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["concept or principle", "enabling technology", "machine or equipment", "process parameter", "application", "machanical property"], "input": "Dissolved oxygen in weld zone leads to distinct microstructures from base metal after annealing ."}
{"concept or principle": ["weld zone"], "enabling technology": [], "machine or equipment": [], "process parameter": [], "application": [], "machanical property": []}